/*
 * Copyright 2013-2022 Step Function I/O, LLC
 *
 * Licensed to Green Energy Corp (www.greenenergycorp.com) and Step Function I/O
 * LLC (https://stepfunc.io) under one or more contributor license agreements. 
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership. Green Energy Corp and Step Function I/O LLC license
 * this file to you under the Apache License, Version 2.0 (the "License"); you
 * may not use this file except in compliance with the License. You may obtain
 * a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef OPENDNP3CLR_COLLECTION_ADAPTER_H
#define OPENDNP3CLR_COLLECTION_ADAPTER_H

#include <opendnp3/app/parsing/ICollection.h>

#include <vcclr.h>

using namespace Automatak::DNP3::Interface;

using namespace System::Collections::Generic;

namespace Automatak
{
    namespace DNP3
    {
        namespace Adapter
        {

            template <class Source, class Target, class Convert>
            class CollectionAdapter : public opendnp3::IVisitor<Source>
            {
            public:

                CollectionAdapter(const Convert& convert_) : list(gcnew List<Target>()), convert(convert_)
                {

                }

                virtual void OnValue(const Source& value) override final
                {
                    Target target = convert(value);
                    this->list->Add(target);
                }

                IEnumerable<Target>^ GetValues()
                {
                    return list;
                }

            private:

                gcroot<System::Collections::Generic::IList<Target>^> list;
                Convert convert;
            };

            template <class Source, class Target, class Convert>
            CollectionAdapter<Source, Target, Convert> CreateAdapter(const Convert& convert)
            {
                return CollectionAdapter<Source, Target, Convert>(convert);
            }

        }
    }
}

#endif
